Term
The lowest level of biological organization that can perform all the activities required for life is the...
A. Organelle-for example, a chloroplast.
B. Cell-for example, a skin cell.
C. Tissue-for example, nervous tissue.
D. Organ system-for example, the reproductive system.
E. Organism-for example, an amoeba, dog, human, or maple tree. |
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Definition
| B. Cell-for example, a skin cell. |
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Term
Which of the following sequences represents the hierarchy of biological organization from the LEAST to the MOST complex level?
A. Molecule, cell, organ system, population, ecosystem, biosphere
B. Cell, community, population, organ system, molecule, organelle
C. Organism, community, biosphere, molecule, tissue, organ
D. Ecosystem, cell, population, tissue, organism, organ system
E. Organelle, tissue, biosphere, ecosystem, population, organism |
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Definition
| A. Molecule, cell, organ system, population, ecosystem, biosphere |
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Term
Which of these is a CORRECT representation of the hierarchy of biological organization from LEAST to MOST complex?
A. Organelle of a stomach cell, digestive system, large intestine, small intestine, intestinal tissue, organism
B. Organelle of an intestinal cell, digestive system, small intestine, large intestine, intestinal tissue, organism
C. Molecule, intestinal cell organelle, intestinal cell, intestinal tissue, digestive system, organism
D. Molecule, small intestine, large intestine, intestinal tissue, digestive system, organism
E. Molecule, digestive system, digestive cell organelle, small intestine, large intestine, intestinal cell, organism |
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Definition
| C. Molecule, intestinal cell organelle, intestinal cell, intestinal tissue, digestive system, organism |
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Term
In terms of the hierarchical organization of life, a bacterium is at the __________ level of organization, whereas a human is at the __________ level of organization.
A. Single-celled organism; multicellular organism
B. Single organelle; organism
C. Organelle; organ system
D. Single tissue; multicellular organism
E. Tissue; organism |
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Definition
| A. Single-celled organism; multicellular organism |
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Term
Which of the following is/are true of natural selection?
A. It requires genetic variation.
B. It results in descent with modification.
C. It involves differential reproductive success.
D. It results in descent with modification and involves differential reproductive success.
E. It requires genetic variation, results in descent with modification, and involves differential reproductive success. |
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Definition
| E. It requires genetic variation, results in descent with modification, and involves differential reproductive success |
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Term
Which of the following properties or processes do we associate with ALL living things?
A. evolutionary adaptations
B. energy processing
C. responding to the environment
D. growth and reproduction
E. all of the above |
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Definition
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Term
For most ecosystems __________ is/are the ultimate source of energy, and energy leaves the ecosystem in the form of __________.
A. sunlight; heat
B. heat; light
C. plants; animals
D. plants; heat
E. producers; consumers |
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Definition
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Term
Which branch of biology is concerned with the naming and classifying of organisms?
A. informatics
B. schematic biology
C. taxonomy
D. genomics
E. evolution |
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Definition
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Term
Which of these is reflective of the hierarchical organization of life from MOST to LEAST inclusive?
A. kingdom, order, family, phylum, class, genus, species
B. phylum, class, order, kingdom, family, genus, species
C. kingdom, phylum, class, order, family, genus, species
D. genus, species, kingdom, phylum, class, order, family
E. class, order, kingdom, phylum, family, genus, species |
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Definition
| C. Kingdom, phylum, class, order, family, genus, species |
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Term
Species that are in the same __________ are more closely related than species that are only in the same __________.
A. phylum; class
B. class; order
C. family; order
D. family; genus
E. kingdom; phylum |
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Definition
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Term
Which of these provides evidence of the common ancestry of all life?
A. the ubiquitous use of catalysts by living systems
B. the universality of the genetic code
C. the structure of the nucleus
D. the structure of cilia
E. the structure of chloroplasts |
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Definition
| B. The universality of the genetic cod |
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Term
Which of the following statements is consistent with the principle of competitive exclusion?
A. Bird species generally do not compete for nesting sites.
B. The density of one competing species will have a positive impact on the population growth of the other competing species.
C. Two species with the same fundamental niche will exclude other competing species.
D. Even a slight reproductive advantage will eventually lead to the elimination of the less well adapted of two competing species.
E. Evolution tends to increase competition between related species. |
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Definition
| D. Even a slight reproductive advantage will eventually lead to the elimination of the less well adapted of two competing species |
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Term
Which of the following statements about Ecology is incorrect?
A. Ecologists may study populations and communities of organisms
B. Ecology is a discipline that is independent from natural selection and evolutionary history
C. Ecological studies may involve the use of models and computers
D. Ecology spans increasingly expansive |
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Definition
| B. Ecology is a discipline that is independent from natural selection and evolutionary history |
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